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From: Dave Hansen <dave.hansen@intel.com>
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Date: Wed, 26 Oct 2016 11:15:00 -0700
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Subject: Re: [Qemu-devel] [RESEND PATCH v3 kernel 0/7] Extend virtio-balloon
 for fast (de)inflating & fast live migration
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To: "Li, Liang Z" <liang.z.li@intel.com>, "mst@redhat.com" <mst@redhat.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, "virtualization@lists.linux-foundation.org" <virtualization@lists.linux-foundation.org>, "linux-mm@kvack.org" <linux-mm@kvack.org>, "virtio-dev@lists.oasis-open.org" <virtio-dev@lists.oasis-open.org>, "kvm@vger.kernel.org" <kvm@vger.kernel.org>, "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>, "quintela@redhat.com" <quintela@redhat.com>, "dgilbert@redhat.com" <dgilbert@redhat.com>, "pbonzini@redhat.com" <pbonzini@redhat.com>, "cornelia.huck@de.ibm.com" <cornelia.huck@de.ibm.com>, "amit.shah@redhat.com" <amit.shah@redhat.com>

On 10/26/2016 03:13 AM, Li, Liang Z wrote:
> 3 times memory required is not accurate, please ignore this. sorry ...
> The complexity is the point. 

What is making it so complex?  Can you describe the problems?